doerKK [dur] /duɹ/发音名词1实干家、行动派She's a doer, not someone who just talks about plans.她是个行动派,不是只会空谈计划的人。2做…的人、行为者正式The law punishes the doer of the crime, not his family.法律惩罚的是犯罪行为人,而不是他的家人。用这个字练口说→